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serial: cpm_uart: Use uart_xmit_advance()

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Take advantage of the new uart_xmit_advance() helper.

Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20221019091151.6692-14-ilpo.jarvinen@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Ilpo Järvinen 2022-10-19 12:11:20 +03:00 committed by Greg Kroah-Hartman
parent 4146765cae
commit f8097f0caa
1 changed files with 1 additions and 2 deletions
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3
drivers/tty/serial/cpm_uart/cpm_uart_core.c
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@ -684,8 +684,7 @@ static int cpm_uart_tx_pump(struct uart_port *port)
p = cpm2cpu_addr(in_be32(&bdp->cbd_bufaddr), pinfo);
while (count < pinfo->tx_fifosize) {
*p++ = xmit->buf[xmit->tail];
xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1);
port->icount.tx++;
uart_xmit_advance(port, 1);
count++;
if (xmit->head == xmit->tail)
break;